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经营范围
发明名称
PIEZOELECTRIC FILTER
摘要
申请公布号
JPS5294053(U)
申请公布日期
1977.07.14
申请号
JP19760001973U
申请日期
1976.01.12
申请人
发明人
分类号
H02P1/16;F24F11/00;F24F11/02;H01H43/00;H02P1/42;(IPC1-7):F24F11/00
主分类号
H02P1/16
代理机构
代理人
主权项
地址
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